package xyz.liuyuhe.StudySpring.ch11.circularity;

public class CircularityA {
    private CircularityB circularityB;
    
    public CircularityA() {
    }

    public CircularityA(CircularityB circularityB) {
        this.circularityB = circularityB;
    }

    public void setCircularityB(CircularityB circularityB) {
        this.circularityB = circularityB;
    }
    
    public void a(){
        circularityB.b();
    }
}
